Home / 382,533.76-527,885.99-208,098.18

Finding the Fourth Proportional to 382,533.76, 527,885.99 and 208,098.18

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Solution

The fourth proportional to 382,533.76, 527,885.99 and 208,098.18 is: 287,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,533.76 : 527,885.99 = 208,098.18 : x
  2. Step 2: Convert to fraction form
    382,533.76/527,885.99 = 208,098.18/x
  3. Step 3: Cross multiply
    382,533.76x = 527,885.99 × 208,098.18
  4. Step 4: Simplify right side
    382,533.76x = 109,852,113,766.50
  5. Step 5: Solve for x
    x = 109,852,113,766.50/382,533.76
  6. Step 6: Final answer
    x = 287,169.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.